A source told us that Ivana’s keeping an uncharacteristically low profile to avoid questions about the performance of her ex in office, and about how their kids are dealing with the daily drama at the White House.

First daughter Tiffany Trump — whose mom is Marla Maples — did make Tuesday’s show, and made a discreet entrance from backstage with Secret Service agents as the lights went down. She was seated front row with her designer pal Andrew Warren, across from Paris and Nicky Hilton.